[Event "Buenos Aires U18"]
[Site "Buenos Aires"]
[Date "1975.??.??"]
[Round "?"]
[White "Bravo Sedamanos, Hector"]
[Black "Villareal, Jose"]
[Result "1/2-1/2"]
[ECO "C12"]
[PlyCount "113"]
[EventDate "1975.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Bb4 5. e5 h6 6. Be3 Ne4 7. Qg4 g6 8. Bd3 Nxc3 9. a3 Ba5 10. Bd2 Na4 11. Bxa5 Nxb2 12. Be2 b6 13. Bc3 Na4 14. Bd2 Ba6 15. h4 h5 16. Qf3 c5 17. Bxa6 Nxa6 18. Bg5 Qc7 19. Ne2 Qd7 20. Qf6 Rh7 21. g4 cxd4 22. gxh5 gxh5 23. Nxd4 Nc3 24. f3 Rc8 25. Rg1 Rc4 26. Bd2 Qe7 27. Rg8+ Kd7 28. Qxe7+ Kxe7 29. Ra8 Nc7 30. Rxa7 Rg7 31. Bxc3 Rxc3 32. Kd2 Rc4 33. c3 Rg2+ 34. Kd3 Kd8 35. Rb1 b5 36. Nxb5 Nxb5 37. Rxb5 Rc7 38. Rb8+ Kd7 39. Rxc7+ Kxc7 40. Rf8 Rh2 41. Rxf7+ Kc6 42. Rf4 Kc5 43. a4 Ra2 44. Rb4 Rf2 45. Rb5+ Kc6 46. Ke3 Rc2 47. Rb3 Ra2 48. Rb4 Kc5 49. Rb5+ Kc6 50. Ra5 Kb7 51. Kf4 Ra3 52. Rc5 Rxa4+ 53. Kg5 Ra8 54. c4 d4 55. Kf6 Ra6 56. Rb5+ Rb6 57. Ra5 1/2-1/2

[Event "Buenos Aires U18"]
[Site "Buenos Aires"]
[Date "1975.??.??"]
[Round "?"]
[White "Cifuentes Parada, Roberto"]
[Black "Villareal, Jose"]
[Result "0-1"]
[ECO "A97"]
[PlyCount "152"]
[EventDate "1975.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. c4 f5 2. d4 Nf6 3. g3 e6 4. Bg2 Be7 5. Nf3 d6 6. 0-0 0-0 7. Nc3 Qe8 8. Bg5 h6 9. Bxf6 Bxf6 10. e4 Qg6 11. exf5 Qxf5 12. Qb1 Qh5 13. Qe4 Nc6 14. d5 exd5 15. Qxd5+ Qf7 16. Rae1 Bg4 17. Nd2 Kh8 18. f4 Qd7 19. Nf3 Rae8 20. Qd2 Bf5 21. Nd5 Bd8 22. b3 Bg6 23. Kh1 Rxe1 24. Rxe1 Re8 25. Rxe8+ Qxe8 26. Qe3 Qxe3 27. Nxe3 Ne7 28. Nd4 c6 29. Nf3 Bb6 30. Nd1 Bc5 31. g4 Bc2 32. Nc3 Bb4 33. Ne2 Bb1 34. a4 Bc2 35. Ned4 Bd1 36. Bf1 c5 37. Be2 Bxe2 38. Nxe2 Nc6 39. Nc1 Na5 40. Ng1 Kg8 41. Kg2 Bd2 42. Nge2 Kf7 43. Kf3 g6 44. Ke4 Ke6 45. h3 a6 46. f5+ gxf5+ 47. gxf5+ Kf6 48. Kd5 Kxf5 49. Kxd6 Bb4 50. Kd5 Ba3 51. Nd3 Nxb3 52. Ng3+ Kg5 53. Ne4+ Kh4 54. Nexc5 Na5 55. Nf4 Bc1 56. Nfe6 Kxh3 57. Nd8 b6 58. Nd7 Be3 59. c5 bxc5 60. Nxc5 h5 61. Nd3 Kg3 62. Ke4 Nc4 63. Nc6 Bg5 64. Nd4 Nd2+ 65. Kf5 Be3 66. Nc2 Nc4 67. Ke4 Bb6 68. Nf4 Nd2+ 69. Kf5 h4 70. Nh5+ Kf3 71. Ne1+ Kf2 72. Nd3+ Ke3 73. Nb4 Kf3 74. Nf6 h3 75. Ng4 Nc4 76. Nd5 Bg1 0-1

[Event "Buenos Aires U18"]
[Site "Buenos Aires"]
[Date "1975.??.??"]
[Round "?"]
[White "Gomez Baillo, Jorge H"]
[Black "Villareal, Jose"]
[Result "0-1"]
[ECO "C06"]
[PlyCount "84"]
[EventDate "1975.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ne2 Qb6 8. Nf3 cxd4 9. cxd4 f6 10. exf6 Nxf6 11. 0-0 Bd6 12. Nf4 0-0 13. Re1 Bd7 14. Nxe6 Rfe8 15. Nf4 Rxe1+ 16. Nxe1 Nxd4 17. Be3 Bxf4 18. Bxf4 Bg4 19. Qd2 Nc6 20. h3 Bh5 21. Be3 d4 22. Bg5 Rf8 23. Bc4+ Bf7 24. Bxf7+ Rxf7 25. Bxf6 Rxf6 26. Nf3 Qc5 27. Qe2 Qd5 28. Rd1 Re6 29. Qc2 Rd6 30. a3 Rd8 31. Rd3 Ne5 32. Nxe5 Qxe5 33. Qb3+ Kh8 34. Qxb7 Qe1+ 35. Kh2 Qe5+ 36. g3 Qe2 37. Rf3 h6 38. Rf7 d3 39. Kg2 d2 40. Rxg7 Qd3 41. Kh2 d1Q 42. Qf7 Q3b1 0-1

[Event "Buenos Aires U18"]
[Site "Buenos Aires"]
[Date "1975.??.??"]
[Round "?"]
[White "Sunye Neto, Jaime"]
[Black "Villareal, Jose"]
[Result "1-0"]
[ECO "D32"]
[PlyCount "61"]
[EventDate "1975.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 cxd4 5. Qxd4 Nc6 6. Qd1 exd5 7. Qxd5 Bd7 8. e3 Nf6 9. Qd1 Bc5 10. Nf3 Ke7 11. Bc4 Bg4 12. 0-0 Qxd1 13. Rxd1 Rhe8 14. Bd2 Rad8 15. Be1 a6 16. Nd5+ Nxd5 17. Bxd5 Rd6 18. Rac1 Ba7 19. h3 Be6 20. Bxe6 Rxe6 21. Bc3 f6 22. Rd2 Rd8 23. Rxd8 Kxd8 24. Rd1+ Ke7 25. Nh4 g6 26. Nf3 Bc5 27. Kf1 Bb4 28. Nd4 Bxc3 29. Nxe6 Bxb2 30. Nc5 Ba3 31. Nxb7 1-0

[Event "Buenos Aires U18"]
[Site "Buenos Aires"]
[Date "1975.??.??"]
[Round "?"]
[White "Tosan Pereira, Felipe"]
[Black "Villareal, Jose"]
[Result "0-1"]
[ECO "C00"]
[PlyCount "88"]
[EventDate "1975.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 e6 2. Qe2 Nc6 3. c3 d5 4. d3 Nf6 5. g3 e5 6. Bg2 dxe4 7. dxe4 Bc5 8. Be3 Qe7 9. Bxc5 Qxc5 10. Nf3 a5 11. Nbd2 0-0 12. 0-0 a4 13. Qc4 Qb6 14. b4 axb3 15. axb3 Be6 16. Qe2 Qc5 17. Qd3 Rad8 18. Qc2 Nb4 19. Qb2 Nd3 20. Qc2 Ng4 21. Nb1 Bxb3 22. Qxb3 Ndxf2 23. Ra2 Nh3+ 24. Kh1 Ngf2+ 25. Raxf2 Nxf2+ 26. Kg1 Nxe4+ 27. Kh1 Nf2+ 28. Kg1 Rd1 29. Qc2 Ng4+ 30. Kh1 Ne3 31. Qe2 Rxf1+ 32. Bxf1 Rd8 33. Nfd2 f5 34. Qb5 Qxb5 35. Bxb5 c6 36. Be2 Kf7 37. Kg1 e4 38. Kf2 Nd5 39. Nc4 Kf6 40. h4 Ra8 41. Ne3 Ra1 42. Nxd5+ cxd5 43. Nd2 Ra3 44. c4 e3+ 0-1

[Event "Buenos Aires U18"]
[Site "Buenos Aires"]
[Date "1975.??.??"]
[Round "?"]
[White "Villareal, Jose"]
[Black "Botto, Dardo"]
[Result "1-0"]
[ECO "B23"]
[PlyCount "79"]
[EventDate "1975.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 d6 3. f4 g6 4. Nf3 Bg7 5. Bc4 Nc6 6. 0-0 e6 7. f5 exf5 8. d3 Nge7 9. Qe1 0-0 10. Qh4 h5 11. Bg5 Qc7 12. Rae1 fxe4 13. dxe4 Be6 14. Bxe6 fxe6 15. Rd1 Bxc3 16. bxc3 d5 17. exd5 exd5 18. g4 hxg4 19. Qxg4 Rf7 20. Rde1 Qc8 21. Qg2 Qf8 22. Re6 Qg7 23. Bxe7 Nxe7 24. Rfe1 Re8 25. Ne5 Rf6 26. Nxg6 Rxe6 27. Rxe6 Kh7 28. Qh3+ Kg8 29. Qg3 Kh7 30. Qh4+ Kg8 31. Qg5 Kh7 32. Rxe7 Rxe7 33. Qxe7 Kxg6 34. Qxg7+ Kxg7 35. Kg2 Kg6 36. Kf3 Kg5 37. Kg3 b6 38. Kf3 Kh4 39. Kf4 Kh3 40. Ke5 1-0

[Event "Buenos Aires U18"]
[Site "Buenos Aires"]
[Date "1975.??.??"]
[Round "?"]
[White "Villareal, Jose"]
[Black "Christiansen, Larry Mark"]
[Result "1-0"]
[ECO "B23"]
[PlyCount "97"]
[EventDate "1975.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 e6 3. f4 d5 4. d3 dxe4 5. dxe4 Qxd1+ 6. Nxd1 Nc6 7. Nf3 Nf6 8. Nf2 Bd7 9. c3 h5 10. Be3 0-0-0 11. 0-0-0 Be7 12. Be2 e5 13. Nxe5 Nxe5 14. fxe5 Ng4 15. Nxg4 hxg4 16. Bf4 Be6 17. Kc2 Rxd1 18. Rxd1 Bd8 19. b3 Bc7 20. Rf1 a6 21. Bg3 Kd7 22. Kd3 b5 23. Kc2 Ke7 24. a4 bxa4 25. bxa4 c4 26. Rd1 Rc8 27. Rd5 Bb8 28. Rd1 g5 29. Rb1 Kd7 30. Rb6 a5 31. Rb5 Bc7 32. Rd5+ Ke7 33. Rc5 Bb6 34. Rxc8 Bxc8 35. Bxc4 Bb7 36. Bd5 Ba6 37. c4 Bc8 38. Be1 Bd7 39. Kb3 Bd4 40. Bxa5 Bxe5 41. Bb6 Bxh2 42. Bb7 f5 43. exf5 Bxf5 44. a5 Bb8 45. a6 Bd3 46. a7 Bxa7 47. Bxa7 Kd7 48. Be3 Kc7 49. Bd5 1-0

[Event "Buenos Aires U18"]
[Site "Buenos Aires"]
[Date "1975.??.??"]
[Round "?"]
[White "Villareal, Jose"]
[Black "Mundell, Peter"]
[Result "1/2-1/2"]
[ECO "B21"]
[PlyCount "24"]
[EventDate "1975.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Nf3 d6 6. Bc4 e6 7. 0-0 Nf6 8. Qe2 Qc7 9. Bf4 a6 10. Rac1 b5 11. Bb3 Bb7 12. Rfd1 Rd8 1/2-1/2

[Event "Buenos Aires U18"]
[Site "Buenos Aires"]
[Date "1975.??.??"]
[Round "?"]
[White "Villareal, Jose"]
[Black "Pantoja, Abel"]
[Result "1-0"]
[ECO "B22"]
[PlyCount "53"]
[EventDate "1975.??.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 Nc6 4. cxd4 d6 5. Nc3 Nf6 6. Bb5 a6 7. Ba4 b5 8. Bc2 Bb7 9. Nf3 e5 10. 0-0 Be7 11. Nd5 Nxd5 12. exd5 Nb4 13. dxe5 Nxc2 14. Qxc2 dxe5 15. Rd1 Rc8 16. Qf5 0-0 17. Bg5 Bxg5 18. Nxg5 g6 19. Qxe5 Rc5 20. Ne4 Rc4 21. Nf6+ Kg7 22. Ne8+ Kh6 23. Qg7+ Kg5 24. Qxf8 Qd7 25. Nd6 Rg4 26. Nxf7+ Kh4 27. Qh6# 1-0

